TTS56-A Active High Power Subwoofer

The TTS56-A is a high power, high output active subwoofer system that sets a new standard in the touring sound reinforcement.

The new 21" neodymium design represents the result of many years dedicated in pioneering new solutions for the transducers technology. The integration of the 6800 W, two channel digital amplification and the advanced digital processing set a new standard for distortion, noise and thermal efficiency


TTS56-A Active High Power Subwoofer

  • 2 x 3400 W digital amplifiers
  • 2 x 21" high power neodymium woofers
  • 96 kHz, 32 bit DSP processing
  • Remote monitoring and control
  • Time delay alignment
  • Cardioid preset for groups
  • Tour grade cabinet
  • Maximum output per size on market


  • Touring sound reinforcement for large-sized venues
  • Large-scale event reinforcement
  • Stadiums, arenas, large events and concerts

Acoustical Specifications

Max SPL: 145dB
Woofer: 2 x 21" neo, 4.5" voice coil

Input/Output Section

Input connectors: XLR, Ethercon
Output connectors: XLR, Ethercon
Input sensitivity: -2 dBu / +10 dBu

Processor Section

Protections: thermal, excurs., rms
Limiter: soft limiter
Controls: DSP controlled

Amplifier Specifications

Total power: 6800 W
Low frequencies: 2 x 3400 W
Cooling: convection/forced
Connections: powercon


Cabinet Material: baltic birch plywood
Hardware: 2 x steel bar for fork-lift transportation, 4 x 100 mm wheels
Handles: 6 side

Physical Specifications

Height: 590/23.2 mm/inch
Width: 1170/46.0 mm/inch
Depth: 988/38.9 mm/inch
Net Weight: 115/235.5 kg/lbs

Tech Downloads

Sales Brochures

© 2019 Group Technologies Australasia Pty Ltd ACN 072 549 010 | Privacy | Terms of Trade